var imageFiles_21f_1 = new Array();
imageFiles_21f_1['0'] = new Array ('_images/21f_Back_to_Villa_Roma_Pg__1.gif', '_images/21f_Back_to_Villa_Roma_Pg__1Mouseover.gif');

function image_on_21f_1 (position) {
   var doc = eval("document.image21f_1" + position);
   doc.src = imageFiles_21f_1[position][1];
}

function image_off_21f_1 (position) {
   var doc = eval("document.image21f_1" + position);
   doc.src = imageFiles_21f_1[position][0];
}